/* ========================================
   学而升本官网 - Footer 页脚
   ======================================== */

.footer {
  width: 100%;
  background: #0A1628;
  padding: 56px 80px 0;
  color: #8FAACC;
}

.footer__top {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  gap: 48px;
  padding-bottom: 36px;
}

/* 品牌列 */
.footer__brand {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__brand-name {
  font-size: 20px;
  font-weight: 700;
  color: #FFFFFF;
  font-family: 'Inter', sans-serif;
}

.footer__brand-tagline {
  font-size: 13px;
  color: #8FAACC;
}

.footer__brand-desc {
  font-size: 13px;
  color: #6B7A94;
  line-height: 1.6;
  margin-top: 4px;
}

/* 链接列 */
.footer__col {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__col-title {
  font-size: 15px;
  font-weight: 600;
  color: #FFFFFF;
}

.footer__col-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer__col-link {
  font-size: 13px;
  color: #8FAACC;
  transition: color 0.2s;
  cursor: pointer;
  line-height: 1.8;
}

.footer__col-link:hover {
  color: #FFFFFF;
}

.footer__col-info {
  font-size: 13px;
  color: #8FAACC;
  line-height: 2;
}

/* 分割线 */
.footer__divider {
  max-width: 1280px;
  margin: 0 auto;
  height: 1px;
  background: rgba(255, 255, 255, 0.08);
}

/* 底部栏 */
.footer__bottom {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
}

.footer__copyright {
  font-size: 12px;
  color: #556577;
}

.footer__icp {
  font-size: 12px;
  color: #556577;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer__icp:hover {
  color: #014DB2;
  text-decoration: underline;
}

/* 响应式 */
@media (max-width: 1024px) {
  .footer {
    padding: 40px 24px 0;
  }

  .footer__top {
    flex-wrap: wrap;
  }

  .footer__brand {
    flex: 0 0 100%;
  }

  .footer__col {
    flex: 0 0 calc(50% - 24px);
  }
}